In article , HerHusband wrote:
It's possible that this particular GFCI is a little more sensitive
than it should be, and swapping it with a different one may cure the
problem.

Switching both the hot and the neutral through a double-pole switch is
almost certain to fix it.

Well, it was worth a try, but the DPST switch did not fix the problem
either. It worked fine for about two weeks, then tripped again a couple of
days ago.

Please describe how you wired the DPST switch; post a diagram if possible.

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Regards,
Doug Miller (alphageek at milmac dot com)

It's time to throw all their damned tea in the harbor again.